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Re: [PATCH 3/8] ARM64: dts: Prepare configs for Amlogic Meson GXBaby

From Andreas Färber <afaerber@suse.de>
Newsgroups linux.kernel
Subject Re: [PATCH 3/8] ARM64: dts: Prepare configs for Amlogic Meson GXBaby
Date 2016-03-01 16:20 +0100
Message-ID <r7UfD-2na-1@gated-at.bofh.it> (permalink)
References <r7FJD-1gw-7@gated-at.bofh.it> <r7FJE-1gw-27@gated-at.bofh.it> <r7TMC-1XE-13@gated-at.bofh.it>
Organization SUSE Linux GmbH

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Am 01.03.2016 um 15:43 schrieb Sudeep Holla:
> On 29/02/16 23:44, Andreas Färber wrote:
>> +    psci {
>> +        compatible = "arm,psci";
> 
> Any particular reason why PSCI v0.2 or above is not supported on this
> platform. PSCI v0.1 is very old now and I assume this platform is
> relatively new.

I am not affiliated with Amlogic or Tronsmart, so I cannot answer why.

>> +        method = "smc";
>> +        cpu_suspend = <0xc4000001>;
>> +        cpu_off = <0x84000002>;
>> +        cpu_on = <0xc4000003>;
>> +        migrate = <0xc4000005>;
> 
> Atleast the functions ids look like v0.2 or above. So check if it's
> actually v0.2 or above

If you let me know how! Just change the compatible string to -0.2 and
wait for some big boom or watch out for any misbehavior in particular?
Are there any memory locations to check the version or something visible
in U-Boot source code indicating it?

Regards,
Andreas

-- 
SUSE Linux GmbH, Maxfeldstr. 5, 90409 Nürnberg, Germany
GF: Felix Imendörffer, Jane Smithard, Graham Norton; HRB 21284 (AG Nürnberg)

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Thread

[PATCH 3/8] ARM64: dts: Prepare configs for Amlogic Meson GXBaby Andreas Färber <afaerber@suse.de> - 2016-03-01 00:50 +0100
  Re: [PATCH 3/8] ARM64: dts: Prepare configs for Amlogic Meson GXBaby Sudeep Holla <sudeep.holla@arm.com> - 2016-03-01 15:50 +0100
    Re: [PATCH 3/8] ARM64: dts: Prepare configs for Amlogic Meson GXBaby Andreas Färber <afaerber@suse.de> - 2016-03-01 16:20 +0100
      Re: [PATCH 3/8] ARM64: dts: Prepare configs for Amlogic Meson GXBaby Sudeep Holla <sudeep.holla@arm.com> - 2016-03-01 17:20 +0100

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